CN103465200A - Clamping device - Google Patents

Clamping device Download PDF

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Publication number
CN103465200A
CN103465200A CN2013104639787A CN201310463978A CN103465200A CN 103465200 A CN103465200 A CN 103465200A CN 2013104639787 A CN2013104639787 A CN 2013104639787A CN 201310463978 A CN201310463978 A CN 201310463978A CN 103465200 A CN103465200 A CN 103465200A
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China
Prior art keywords
bar
bearing
clamping device
slot
guide portion
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CN2013104639787A
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CN103465200B (en
Inventor
陈可波
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The high-accuracy Machinery Co., Ltd. of letter of Zhaoqing China
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陈可波
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Priority to CN201310463978.7A priority Critical patent/CN103465200B/en
Publication of CN103465200A publication Critical patent/CN103465200A/en
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Abstract

A clamping device comprises a support, a clamping arm, a rod, a clutch guide mechanism and the like. The clamping arm is located outside the support and used for clamping a workpiece; one end of the rod is located in the support, the other end of the rod is located outside the support, and the rod can rotate and/or axially move around the axis of the rod; the clutch guide mechanism is located in the support and is composed of a driving part and a guide part, the driving part is located on the rod, the driving part can be an independent part fixedly connected with the rod, and can also be a part of the rod so that the driving part can be connected with the rod in an integrated mode, and the guide part can be a part of the independent part connected with the support, and can also be a part of the support so that the guide part can be connected with the support in an integrated mode. As the clamping arm rapidly moves between a workpiece-close position and an open position, the clamping device saves operation time and improves operation efficiency.

Description

A kind of clamping device
Technical field
The present invention relates to mechanical manufacturing field, especially mach Workpiece clamping field, the Workpiece clamping field of Product Assembly, the Workpiece clamping field of Product jointing etc.
Background technology
The present invention relates to a kind of clamping device, but especially be applicable to the clamping device that small batch production repeated application is produced in the different workpieces different batches.
Standardization clamping device in small batch production has; The general clamping device of vice, chuck, toggle joint type fast fixture etc., these general clamping devices have range of application and restriction separately.
JP2006116670A discloses a kind of like this clamping device, its concrete structure is shown in Fig. 8, this technology directly adopts screw connection structure, in use by the fast driving of electric wrench, bolt rotary is promoted in the situation of multi-turn pitch height, and jig arm just reaches full open position, because electric wrench is comparatively heavy, and need to be accompanied with Power supply, make its range of application limited.
CN201544045U discloses a kind of like this clamping device, its concrete structure is shown in Fig. 9, directly to adopt screw connection structure equally, with in manually turn hex nut by spanner and rotate, therefore its range of application generally: only need turn hex nut loosening to a little, then just directly jig arm is rotated to for example 90 degree of an angle, make this clamping device reach open position.Structure is known thus, its jig arm can't accomplish that then first fast rise just rotate to open position, while therefore, having barrier, jig arm also just can't be avoided fast, and the workpiece taking-up also can be more difficult, the workpiece of some complicated point even possibly can't take out, and these factors cause its range of application limited.
Summary of the invention
The object of the present invention is to provide a kind of novel standardization clamping device, with reach easy to operate fast, reliable in action, production again can be again after completing for the purposes of other workpiece of clamping of other batch of production, therefore the present invention especially is applicable to being applied to small batch production.
Be used for the means of dealing with problems:
Clamping device of the present invention includes: bearing, jig arm, bar, clutch guide etc.
Jig arm is positioned at outside bearing, for clamping work pieces; One end of bar is positioned at described bearing, and the other end is positioned at outside described bearing, and described bar can and/or move axially around the rotation of the axle center of bar; The clutch guide is positioned at described bearing, by initiative part and guide portion, formed, initiative part is positioned on bar, it can be the part on part and being fixedly connected with bar independently, it can be also the part of bar and being connected with the bar one, guide portion can be the part on part independently, this independently part with described bearing, be connected, can be also the part of described bearing and being connected with the bearing one.
The operating process of clamping device clamping work pieces:
When jig arm is in an open position, rotate fast and/or move axially bar, initiative part on bar is fast near guide portion, jig arm arrives fast near the location of workpiece from open position under the drive of bar, continue swingle, the initiative part on bar arrives guide portion and starts to be subject to the constraint of guide portion, and bar is moving axially gradually by affix, jig arm is from close location of workpiece arrival clamped position gradually under the drive of bar, and workpiece is clamped.
Clamping device unclamps the operating process of workpiece:
Jig arm is when clamped position, swingle, the constraint of the disengaging guide portion gradually of the initiative part on bar, jig arm under the drive of bar from clamped position arrival gradually near the location of workpiece, workpiece is released, continue rotate fast and/or move axially bar, the initiative part on bar leaves guide portion fast, and jig arm arrives fast open position from the close location of workpiece under the drive of bar.
In sum, because jig arm is to move fast between near the location of workpiece and open position, therefore the present invention makes clamping device save the operating time, improved operating efficiency.
In clamping device of the present invention, for realizing function and the effect of moving fast in the aforesaid operations process, described clutch guide can be one of following combining structure:
(1). described initiative part is shift fork, shift fork is the part of bar and being connected with the bar one, described guide portion is the groove on external thread piece, this external thread piece is part independently, it is also with vertical slot and external screw thread, vertical slot and groove are adjacent, in external screw thread and bearing with internal thread form the screw thread mutually screwed togather and be flexibly connected;
(2). described initiative part is finger, finger is that independently part and inlaying with bar is fixedly connected with, described guide portion is the groove on external thread piece, this external thread piece is part independently, it is also with vertical slot and external screw thread, vertical slot and groove are adjacent, in external screw thread and bearing with internal thread form the screw thread mutually screwed togather and be flexibly connected;
(3). described initiative part is screw, screw is part and being fixedly connected with the bar screw thread independently, described guide portion is the groove on external thread piece, this external thread piece is part independently, it is also with vertical slot and external screw thread, vertical slot and groove are adjacent, in external screw thread and bearing with internal thread form the screw thread mutually screwed togather and be flexibly connected;
(4). described initiative part is moving tooth, moving tooth is the part of bar and being connected with the bar one, described guide portion is the groove on external thread piece, this external thread piece is part independently, it is also with vertical slot and external screw thread, vertical slot and groove are adjacent, in external screw thread and bearing with internal thread form the screw thread mutually screwed togather and be flexibly connected;
(5). described initiative part is for being interrupted external screw thread, be interrupted external screw thread and be the part of bar and be connected with the bar one, described guide portion is the interruption internal thread be screwed with described interruption external screw thread on bearing, be interrupted the adjacent place of internal thread also with vertical slot, described vertical slot and interruption internal thread are the parts of bearing and being connected with the bearing one;
(6). described initiative part is shift fork, and shift fork is the part of bar and being connected with the bar one, and described guide portion is spin slot, and the adjacent place of spin slot is also with vertical slot, and described vertical slot and spin slot are the parts of bearing and being connected with the bearing one;
(7). described initiative part is finger, and finger is that independently part and inlaying with bar is fixedly connected with, and described guide portion is spin slot, and the adjacent place of spin slot is also with vertical slot, and described vertical slot and spin slot are the parts of bearing and being connected with the bearing one;
(8). described initiative part is screw, and screw is part and being fixedly connected with the bar screw thread independently, and described guide portion is spin slot, and the adjacent place of spin slot is also with vertical slot, and described vertical slot and spin slot are the parts of bearing and being connected with the bearing one;
(9). described initiative part is spin slot, and the adjacent place of spin slot is also with plane, and spin slot and plane are the parts of bar and being connected with the bar one, and described guide portion is shift fork, and described shift fork is the part of bearing and being connected with the bearing one;
. described initiative part is spin slot, and the adjacent place of spin slot is also with plane, and spin slot and plane are the parts of bar and being connected with the bar one, and described guide portion is part independently, this independently part be pin, described pin is inlayed with bearing and is fixedly connected with;
. described initiative part is spin slot, and the adjacent place of spin slot is also with plane, and spin slot and plane are the parts of bar and being connected with the bar one, and described guide portion is part independently, this independently part be screw, described screw is fixedly connected with the bearing screw thread;
Characteristics due to the combinations thereof structure, its operating process is flexible and efficient more than single employing screw connection structure, bar and jig arm can be moved fast between near the location of workpiece and open position, and jig arm arrive after open position to dodge space also very large, thereby make its range of application obtain larger expansion.
Above cited just part can realize in the aforesaid operations process function of motion and the combining structure example of effect fast, certainly also has other a lot of combining structures of obviously easily seeing can realize same function and effect, does not all depart from the scope of the present invention.
In addition, can also allow bar with spring, like this in the aforesaid operations process, after bar also finally breaks away from the constraint of clutch guide gradually, under the effect of spring force, bar can move axially a segment distance fast, thereby makes the operation of clamping device become more quick and convenient.
In addition, in jig arm during in clamped position, in order to make jig arm be unlikely to produce and get loose or displacement under the impact that is subject to cutting vibration, clamping device can also be provided with maintaining body, for example can be at guide portion and/or initiative part with inclined plane, perhaps guide portion and/or initiative part, with magnetic part, also have other structures of obviously easily seeing can realize same function and effect certainly, all do not depart from the scope of the present invention.
In addition, clamping device can also be with cover, this cover can and/or move axially around the rotation of the axle center of bearing, jig arm can be same part and one is connected with cover, can certainly both be respectively part and being mutually permanently connected independently, so just can rotate for example 90 degree by cover and make for example 90 degree of jig arm rotation, so that clamping device is abdicated larger space, be beneficial to take out workpiece.
In addition, also can allow cover with spring, in the aforesaid operations process, after bar also finally breaks away from the constraint of clutch guide gradually, under the effect of spring force, cover can move a segment distance fast, thereby makes the operation of clamping device become more quick and convenient like this.
In addition, can be with synchronous axial moving mechanism in clamping device, rotate and/or while moving axially bar, cover will keep synchronizeing moving axially with bar but not follow the bar rotation.Therefore can be provided with for example one of following structure:
(1). one of bar or cover have annular groove, and another has fork, and this fork is connected with this another one;
(2). one of bar or cover have annular groove, and another has pin, and another inlays this pin and this and be fixedly connected with;
(3). one of bar or cover have annular groove, and another has screw, and another screw thread of this screw and this is fixedly connected with;
(4). one of bar or cover have annular groove, and another has steel ball, and another inlays this steel ball and this and be fixedly connected with;
(5). bar and/or overlap flexible, this elastic component is fixedly connected with bar and/or cover, now elastic component overcomes own wt and makes bar and cover realize synchronizeing moving axially by producing frictional force that strain forms between bar and cover, and on the other hand, only need apply slightly large strength swingle or cover and can overcome the frictional force of strain formation and it is rotated alone;
(6). bar and/or the cover part that is magnetic, this magnetic part is fixedly connected with bar and/or cover, bar and/or cover can be selected and can be manufactured by the metal material of magnetic, the magnetic attraction that magnetic part produces can overcome own wt makes bar and cover realize synchronizeing moving axially, and on the other hand, only need apply slightly large strength swingle or cover and can overcome magnetic attraction and it is rotated alone.
Above cited structure can make bar overcome own wt to keep moving axially but not affecting the rotation alone of bar and cover with overlapping to synchronize, certainly also have other a lot of structures of obviously easily seeing can realize same function and effect, all do not depart from the scope of the present invention.
In addition, can rotation angle mechanism be set at described clamping device, make the rotation of cover and/or move axially conveniently and controlled, can be for example one of following combining structure:
(1). one of cover or bearing have groove, and another has fork, and this fork is connected with this another one;
(2). cover or one of bearing have groove, and another has pin, and another inlays this pin and this and be fixedly connected with;
(3). one of cover or bearing have groove, and another has screw, and another screw thread of this screw and this is fixedly connected with;
(4). cover or one of bearing have groove, and another has steel ball, and another inlays this steel ball and this and be fixedly connected with.
Above cited just part example, also have other a lot of combining structures of obviously easily seeing can realize same function and effect certainly, all do not depart from the scope of the present invention.
In addition, can arrange with tracking mechanism at bar and/or cover, when tracking mechanism, during in engagement state, rotate and/or move axially bar, cover is just followed bar and is rotated together and/or move axially, thereby makes the operation of clamping device become more quick and convenient.One of following structure for example:
(1). bar and cover are respectively with moving tooth, and this two moving tooth with bar, with cover, is fixedly connected with respectively or one is connected;
(2). one of bar or cover are with groove, and another is with shift fork, and another one of this shift fork and this is connected;
(3). one of bar or cover be with groove, and another is with finger, and another inlays this finger and this and be fixedly connected with;
(4). one of bar or cover are with groove, and another is with screw, and another screw thread of this screw and this is fixedly connected with;
(5). bar and/or the cuff part that is magnetic, this magnetic part is fixedly connected with bar and/or cover.
The above cited just example of part tracking mechanism, also have other a lot of mechanisms of obviously easily seeing can realize same function and effect certainly, all do not depart from the scope of the present invention.
The effect of invention:
According to clamping device of the present invention, after adopting the clutch guide, bar and jig arm are to move fast between near the location of workpiece and open position.And on the other hand, jig arm, near the location of workpiece time, only needs the angle of the about 90-180 degree of swingle left and right, just can allow jig arm arrive clamped position, that is to say the final clamping work pieces of clamping device; Jig arm, when clamped position, only needs the angle of the about 90-180 degree of swingle left and right, just can allow jig arm arrive near the location of workpiece.Through this clamping device of test measuring and calculating, only need about 2-5 time second just can quick and complete switching between open position and clamped position, therefore clamping device had both significantly improved operating efficiency and operation convenience, make again jig arm when open position in the position away from workpiece, the operation that makes equally to take out workpiece has obtained maximum efficient and convenient.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1-1a is the exploded perspective view of the clutch guide of embodiment mono-;
Stereogram when Fig. 1-1b is the clamped position of embodiment mono-;
Longitudinal sectional view when Fig. 1-2 is the open position of embodiment mono-, bar breaks away from the constraint of clutch guide;
Fig. 1-3rd, longitudinal sectional view during the close location of workpiece of embodiment mono-, bar starts to be subject to the constraint of clutch guide;
Fig. 1-4th, the longitudinal sectional view during clamped position of embodiment mono-, bar is subject to the constraint of clutch guide;
Fig. 2-1a is the exploded perspective view of embodiment bis-;
Fig. 2-1b is the postrotational stereogram of the external thread piece of Fig. 2-1a, shows the structure of guide portion from bottom surface;
Fig. 2-2nd, the longitudinal sectional view during open position of embodiment bis-, bar breaks away from the constraint of clutch guide, and tracking mechanism is in engagement state;
Fig. 2-3rd, longitudinal sectional view during the close location of workpiece of embodiment bis-, bar breaks away from the constraint of clutch guide, and tracking mechanism is in engagement state;
Fig. 2-4th, longitudinal sectional view during the close location of workpiece of embodiment bis-, bar starts to be subject to the constraint of clutch guide, and tracking mechanism is in released state;
Fig. 2-5th, the longitudinal sectional view during clamped position of embodiment bis-, bar is subject to the constraint of clutch guide, and tracking mechanism is in released state;
Fig. 3-1a is the exploded perspective view of the clutch guide of embodiment tri-;
Stereogram when Fig. 3-1b is the clamped position of embodiment tri-;
Fig. 3-2nd, the longitudinal sectional view during open position of embodiment tri-, bar breaks away from the constraint of clutch guide;
Fig. 3-3rd, longitudinal sectional view during the close location of workpiece of embodiment tri-, bar starts to be subject to the constraint of clutch guide;
Fig. 3-4th, the longitudinal sectional view during clamped position of embodiment tri-, bar is subject to the constraint of clutch guide;
Fig. 4-1st, the exploded perspective view of embodiment tetra-;
Fig. 4-2nd, the longitudinal sectional view during open position of embodiment tetra-, bar breaks away from the constraint of clutch guide;
Fig. 4-3rd, longitudinal sectional view during the close location of workpiece of embodiment tetra-, bar starts to be subject to the constraint of clutch guide;
Fig. 4-4th, the longitudinal sectional view during clamped position of embodiment tetra-, bar is subject to the constraint of clutch guide;
Fig. 5-1a is the exploded perspective view of embodiment five;
Fig. 5-1b is the three-dimensional cutaway view of the guide portion of Fig. 5-1a;
Fig. 5-2nd, the longitudinal sectional view during open position of embodiment five, bar breaks away from the constraint of clutch guide;
Fig. 5-3rd, longitudinal sectional view during the close location of workpiece of embodiment five, bar starts to be subject to the constraint of clutch guide;
Fig. 5-4th, the longitudinal sectional view during clamped position of embodiment five, bar is subject to the constraint of clutch guide;
Stereogram when Fig. 6-1a is the clamped position of embodiment six;
Fig. 6-1b is the side view of the bar of Fig. 6-1a;
Fig. 6-2nd, the longitudinal sectional view during open position of embodiment six, bar breaks away from the constraint of clutch guide;
Fig. 6-3rd, longitudinal sectional view during the close location of workpiece of embodiment six, bar starts to be subject to the constraint of clutch guide;
Fig. 6-4th, the longitudinal sectional view during clamped position of embodiment six, bar is subject to the constraint of clutch guide;
Fig. 7 is box spanner, and band is magnetic in sleeve, can mention bar after adsorbing the hex nut on bar.
Fig. 8 is the longitudinal sectional view of the clamping device in JP2006116670A;
Fig. 9 is the longitudinal sectional view of the clamping device in CN201544045U.
Description of reference numerals:
101: bearing 201: bearing 301: bearing 401: bearing 501: bearing 601: bearing
102: bar 202: bar 302: bar 402: bar 502: bar 602: bar
103: jig arm 203: jig arm 303: jig arm 403: jig arm 503: jig arm 603: jig arm
204: overlap 304: overlap 404: overlap 504: overlap 604: cover
105: internal thread 205: internal thread 305: internal thread
306: annular groove 406: annular groove 506: annular groove 606: annular groove
307: sell 407: sell 507: sell 607: pin
208: groove 508: groove 209: sell 509: pin
210: moving tooth 211: moving tooth 212: spring 612: spring
214: spring 314: spring 514: spring
115: screw hole 515: screw hole 516: screw
317: keel 517: keel 617: keel
218: open slot 318: open slot 418: open slot 618: open slot
120: shift fork 220: finger 320: moving tooth 420: be interrupted external screw thread 520: finger 622: spin slot 621: plane
222: finger head 522: the finger head
130: external thread piece 230: external thread piece 330: external thread piece 630: pin
131: vertical slot 231: vertical slot 331: vertical slot 431: vertical slot 531: vertical slot
132: groove 232: groove 332: groove 432: be interrupted internal thread 532: spin slot 632: plunger section
133: inclined plane 135: external screw thread 235: external screw thread 335: external screw thread
A: clutch guide B: initiative part C: guide portion D: maintaining body E: synchronous axial moving mechanism F: rotation angle mechanism G: tracking mechanism Q: clamping device T: soleplate W: workpiece S: be with magnetic box spanner in sleeve is installed
The specific embodiment
The first embodiment:
Fig. 1-1a shows the clamping device Q according to first embodiment of the invention to Fig. 1-4, this clamping device Q is fixed on and installs on soleplate T.4 screw holes 115 (with reference to Fig. 1-1b) are arranged on the bearing 101 of clamping device Q, utilize 4 screws (not shown) that insert above-mentioned screw hole 115 to be fixed on above-mentioned installation soleplate T.The workpiece W be placed on this installation soleplate T is clamped by above-mentioned clamping device Q.
The clamping device Q of this embodiment mainly is comprised of bearing 101, jig arm 103, bar 102 and clutch guide A.Jig arm 103 is positioned at outside bearing 101, for clamping work pieces W.One end of bar 102 is positioned at described bearing 101, and the other end is positioned at outside described bearing 101, and described bar 102 can and/or move axially around the rotation of the axle center of bar 102.Clutch guide A is positioned at described bearing 101, by initiative part B and guide portion C, formed, initiative part B namely is positioned at the shift fork 120 on bar 102, shift fork 120 is parts of bar 102 and being connected with bar 102 one, guide portion C is the groove 132 on external thread piece 130, and this external thread piece 130 is parts independently, and it is also with vertical slot 131 and external screw thread 135, vertical slot 131 and groove 132 are adjacent, in external screw thread 135 and bearing 101 with internal thread 105 form the screw thread mutually screwed togather and be flexibly connected.
The operating process of clamping device Q clamping work pieces W:
When jig arm 103 is in an open position (with reference to Fig. 1-2), entangle the hex nut of bar 102 heads with box spanner S, then rotate fast and/or move axially bar 102, shift fork 120 on bar 102 is by vertical slot 131 fast near groove 132, and jig arm 103 arrives fast near workpiece W position (with reference to Fig. 1-3) from open position under the drive of bar 102; Continue swingle 102, shift fork 120 on bar 102 arrives groove 132 places and starts to be subject to the constraint of groove 132, groove 132 makes external thread piece 130 follow the rotation of making some angles under the stirring of shift fork 120, bar 102 is moving axially gradually by affix, jig arm 103 is from close workpiece W position arrival clamped position (with reference to Fig. 1-4) gradually under the drive of bar 102, and workpiece W is clamped.
Clamping device Q unclamps the operating process of workpiece W:
Jig arm 103 is (with reference to Fig. 1-4) when clamped position, entangle the hex nut of bar 102 heads with box spanner S, then swingle 102, shift fork 120 on bar 102 arrival vertical slot 131 places gradually, the constraint of shift fork 120 disengaging groove 132 gradually, in this process further groove 132, under the stirring of shift fork 120, make external thread piece 130 follow the rotation of making some angles, from clamped position, arrival gradually is near workpiece W position (with reference to Fig. 1-3) under the drive of bar 102 for jig arm 103, and workpiece W is released; Continue rotate fast and/or move axially bar 102, the shift fork 120 on bar 102 leaves groove 132 fast by vertical slot 131 places, and jig arm 103 arrives fast open position (with reference to Fig. 1-2) from close workpiece W position under the drive of bar 102.
In sum, because jig arm 103 is to move fast between near workpiece W position and open position, therefore the present invention makes clamping device Q save the operating time, improved operating efficiency.
In addition, in jig arm 103 during in clamped position, in order to make bar 102 be unlikely to produce useless rotation under the impact that is subject to cutting vibration, thereby jig arm 103 is produced to get loose and displacement, the clamping device Q of the present embodiment also is provided with maintaining body D, namely groove 132 places on external thread piece 130 with on inclined plane 133 and shift fork 120 with the inclined plane (not shown) of matching with this inclined plane 133.Under the impact that is subject to cutting vibration, bar 102 can produce the trend to vertical slot 131 direction slippages, but because the existence on two inclined planes makes bar 102 produce the trend moved to the opposite direction of vertical slot 131, thereby offset the above-mentioned trend to vertical slot 131 direction slippages, bar 102 has been remained on original position motionless.
Maintaining body D can also be that the magnetic part that guide portion C and/or initiative part B are provided with forms, at this moment remain on the trend of origin-location because the existence of magnetic part makes bar 102 produce, thereby offset under the above-mentioned impact being subject to cutting vibration the trend to the slippage of vertical slot direction.Certainly also have other structures of obviously easily seeing can realize same function and effect, all do not depart from the scope of the present invention.
The second embodiment:
Fig. 2-1a shows the clamping device Q according to second embodiment of the invention to Fig. 2-5, this clamping device Q is fixed on and installs on soleplate T.The bearing 201 of clamping device Q has 3 open slots 218 (with reference to Fig. 2-1a), utilizes 3 screws (not shown) that insert above-mentioned open slot 218 to be fixed on above-mentioned installation soleplate T.The workpiece W be placed on this installation soleplate T is clamped by above-mentioned clamping device Q.
The clamping device Q of this embodiment mainly is comprised of bearing 201, jig arm 203, bar 202 and clutch guide A.Jig arm 203 is positioned at outside bearing 201, for clamping work pieces W.One end of bar 202 is positioned at described bearing 201, and the other end is positioned at outside described bearing 201, and described bar 202 can and/or move axially around the rotation of the axle center of bar 202.Clutch guide A is positioned at described bearing 201, by initiative part B and guide portion C, formed, initiative part B namely is positioned at the finger head 222 (annotating: finger 220 and the contacted part of groove 232) of the finger 220 on bar 202, and finger 220 is parts and being fixedly connected with bar 202 independently; Guide portion C is the groove 232 on external thread piece 230, this external thread piece 230 is parts independently, it is also with vertical slot 231 and external screw thread 235, and vertical slot 231 and groove 232 are adjacent, in external screw thread 235 and bearing 201 with internal thread 205 form the screw thread mutually screwed togather and be flexibly connected.
The operating process of clamping device Q clamping work pieces W:
When jig arm 203 is in an open position (with reference to Fig. 2-2), inject the interior hexagonal of bar 202 heads with the Inner die nut, then rotate fast and/or move axially bar 202, finger head 222 on bar 202 is by vertical slot 231 fast near groove 232, and jig arm 203 arrives fast near workpiece W position (with reference to Fig. 2-4) from open position under the drive of bar 202; Continue swingle 202, finger head 222 on bar 202 arrives groove 232 places and starts to be subject to the constraint of groove 232, groove 232 makes external thread piece 230 follow the rotation of making some angles under the stirring of finger head 222, bar 202 is moving axially gradually by affix, jig arm 203 is from close workpiece W position arrival clamped position (with reference to Fig. 2-5) gradually under the drive of bar 202, and workpiece W is clamped.
Clamping device Q unclamps the operating process of workpiece W:
Jig arm 203 is (with reference to Fig. 2-5) when clamped position, inject the interior hexagonal of bar 202 heads with the Inner die nut, then swingle 202, finger head 222 on bar 202 arrival vertical slot 231 places gradually, the constraint of finger head 222 disengaging groove 232 gradually, in this process further groove 232, under the stirring of finger head 222, make external thread piece 230 follow the rotation of making some angles, from clamped position, arrival gradually is near workpiece W position (with reference to Fig. 2-4) under the drive of bar 202 for jig arm 203, and workpiece W is released; Continue rotate fast and/or move axially bar 202, the finger head 222 on bar 202 leaves groove 232 fast by vertical slot 231 places, and jig arm 203 arrives fast open position (with reference to Fig. 2-2) from close workpiece W position under the drive of bar 202.
In sum, because jig arm 203 is to move fast between near workpiece W position and open position, therefore the present invention makes clamping device Q save the operating time, improved operating efficiency.
In addition, the bar 202 of the clamping device Q of the present embodiment is with spring 212, like this in the aforesaid operations process, after bar 202 also finally breaks away from the constraint of clutch guide A gradually, under the effect of spring force, bar 202 can move axially a segment distance fast, thereby makes the operation of clamping device Q become more quick and convenient.
In addition, the clamping device Q of the present embodiment is also with cover 204, this cover 204 can and/or move axially around the rotation of the axle center of bearing 201, jig arm 203 is same parts and one is connected with cover 204, so just can by overlap 204 rotations for example 90 degree make for example 90 degree of jig arm 203 rotation be beneficial to take out workpiece W so that clamping device Q abdicates larger space.
In addition, the cover 204 of the clamping device Q of the present embodiment is with spring 214, like this in the aforesaid operations process, after bar 202 also finally breaks away from the constraint of clutch guide A gradually, under the effect of spring force, cover 204 can move a segment distance fast, thereby makes the operation of clamping device Q become more quick and convenient.
In addition, the clamping device Q of the present embodiment is with rotation angle mechanism F.Rotation angle mechanism F is comprised of the groove 208 on cover 204 and the pin 209 on bearing 201.In the aforesaid operations process, the groove 208 overlapped on 204 is subject to guiding and the constraint of the pin 209 on bearing 201, is to be fixed and affined therefore overlap 204 movement locus, thereby makes to overlap 204 rotation and/or move axially convenient and controlled.
Pin 209 on above-mentioned bearing 201 also can be designed to fork, screw or steel ball, can play identical function and effect equally.Certainly also have other structures of obviously easily seeing can realize same function and effect, all do not depart from the scope of the present invention.
In addition, the clamping device Q of the present embodiment is also with tracking mechanism G.Tracking mechanism G is comprised of the moving tooth 210 on bar 202 and the moving tooth 211 on cover 204.In the aforesaid operations process, moving tooth 210 on bar 202 and the moving tooth 211 on cover 204 are when engagement, rotate fast and/or move axially bar 202, cover 204 is just followed bar 202 and is rotated fast together and/or move axially, thereby makes clamping device Q more convenient to operate of the present embodiment.
Above-mentioned tracking mechanism G also can be designed to bar 202 or overlap one of 204 with groove, another is with shift fork, finger or screw, can play identical function and effect equally.In addition, bar 202 and/or overlap 204 and can play identical function and effect equally while being designed to magnetic part.Certainly also have other structures of obviously easily seeing can realize same function and effect, all do not depart from the scope of the present invention.
The 3rd embodiment:
Fig. 3-1a shows the clamping device Q according to third embodiment of the invention to Fig. 3-4, this clamping device Q is fixed on and installs on soleplate T.The bearing 301 of clamping device Q is fixedly connected with keel 317 by screw (not shown), 4 open slots 318 (with reference to Fig. 3-1b) are arranged on keel 317, utilize 4 screws (not shown) that insert above-mentioned open slot 318 to be fixed on above-mentioned installation soleplate T.The workpiece W be placed on this installation soleplate T is clamped by above-mentioned clamping device Q.
The clamping device Q of this embodiment mainly is comprised of bearing 301, jig arm 303, bar 302 and clutch guide A.Jig arm 303 is positioned at outside bearing 301, for clamping work pieces W.One end of bar 302 is positioned at described bearing 301, and the other end is positioned at outside described bearing 301, and described bar 302 can and/or move axially around the rotation of the axle center of bar 302.Clutch guide A is positioned at described bearing 301, by initiative part B and guide portion C, formed, initiative part B namely is positioned at the moving tooth 320 on bar 302, moving tooth 320 is parts of bar 302 and being connected with bar 302 one, guide portion C is the groove 332 on external thread piece 330, and this external thread piece 330 is parts independently, and it is also with vertical slot 331 and external screw thread 335, vertical slot 331 and groove 332 are adjacent, in external screw thread 335 and bearing 301 with internal thread 305 form the screw thread mutually screwed togather and be flexibly connected.
The operating process of clamping device Q clamping work pieces W:
When jig arm 303 is in an open position (with reference to Fig. 3-2), first with hand, dial jig arm 303 90-degree rotations, then entangle the hex nut of bar 302 heads with box spanner S, rotate fast and/or move axially bar 302, moving tooth 320 on bar 302 is by vertical slot 331 fast near groove 332, and jig arm 303 arrives fast near workpiece W position (with reference to Fig. 3-3) from open position under the drive of bar 302; Continue swingle 302, moving tooth 320 on bar 302 arrives groove 332 places and starts to be subject to the constraint of groove 332, groove 332 makes external thread piece 330 follow the rotation of making some angles under the stirring of moving tooth 320, bar 302 is moving axially gradually by affix, jig arm 303 is from close workpiece W position arrival clamped position (with reference to Fig. 3-4) gradually under the drive of bar 302, and workpiece W is clamped.
Clamping device Q unclamps the operating process of workpiece W:
Jig arm 303 is (with reference to Fig. 3-4) when clamped position, entangle the hex nut of bar 302 heads with box spanner S, then swingle 302, moving tooth 320 on bar 302 arrival vertical slot 331 places gradually, the constraint of moving tooth 320 disengaging groove 332 gradually, in this process further groove 332, under the stirring of moving tooth 320, make external thread piece 330 follow the rotation of making some angles, from clamped position, arrival gradually is near workpiece W position (with reference to Fig. 3-3) under the drive of bar 302 for jig arm 303, and workpiece W is released; Continue to rotate fast and/or move axially bar 302, moving tooth 320 on bar 302 leaves groove 332 fast by vertical slot 331 places, jig arm 303 is left fast from close workpiece W position under the drive of bar 302, dial jig arm 303 90-degree rotations with hand again, jig arm 303 arrives open position (with reference to Fig. 3-2).
In sum, because jig arm 303 is to move fast between near workpiece W position and open position, therefore the present invention makes clamping device Q save the operating time, improved operating efficiency.
In addition, the clamping device Q of the present embodiment is also with cover 304, this cover 304 can and/or move axially around the rotation of the axle center of bearing 301, jig arm 303 and cover 304 are respectively parts and make it to be mutually permanently connected with screw independently, so just can by overlap 304 rotations for example 90 degree make for example 90 degree of jig arm 303 rotation be beneficial to take out workpiece W so that clamping device Q abdicates larger space.
In addition, the cover 304 of the clamping device Q of the present embodiment is with spring 314, like this in the aforesaid operations process, after bar 302 also finally breaks away from the constraint of clutch guide A gradually, under the effect of spring force, cover 304 can move a segment distance fast, thereby makes the operation of clamping device Q become more quick and convenient.
In addition, in the clamping device Q of the present embodiment, with synchronous axial moving mechanism E, the annular groove 306 on bar 302 and the pin 307 on cover 304, consist of, this pin 307 is inlayed and is fixedly connected with cover 304.Rotation and/or while moving axially bar 302, overlapping 304 will keep synchronizeing moving axially with bar 302 but not follow bar 302 rotations.
Above-mentioned synchronous axial moving mechanism E also can be designed to bar 302 or overlap one of 304 with annular groove 306, another is with fork, screw or steel ball, can play identical function and effect equally.In addition, bar 302 and/or overlap 304 and be designed to elastic component, bar 302 and/or overlap 304 be designed to can play identical function and effect with magnetic part.Certainly also have other structures of obviously easily seeing can realize same function and effect, all do not depart from the scope of the present invention.
The 4th embodiment:
Fig. 4-1 shows the clamping device Q according to four embodiment of the invention to Fig. 4-4, this clamping device Q is fixed on and installs on soleplate T.The bearing 401 of clamping device Q has 3 open slots 418 (with reference to Fig. 4-1), utilizes 3 screws (not shown) that insert above-mentioned open slot 418 to be fixed on above-mentioned installation soleplate T.The workpiece W be placed on this installation soleplate T is clamped by above-mentioned clamping device Q.
The clamping device Q of this embodiment mainly is comprised of bearing 401, jig arm 403, bar 402 and clutch guide A.Jig arm 403 is positioned at outside bearing 401, for clamping work pieces W.One end of bar 402 is positioned at described bearing 401, and the other end is positioned at outside described bearing 401, and described bar 402 can and/or move axially around the rotation of the axle center of bar 402.Clutch guide A is positioned at described bearing 401, by initiative part B and guide portion C, formed, initiative part B namely is positioned at the interruption external screw thread 420 on bar 402, be interrupted external screw thread 420 and be the part of bar 402 and be connected with bar 402 one, guide portion C is the interruption internal thread 432 be screwed with described interruption external screw thread 420 on bearing 401, be interrupted the adjacent place of internal thread 432 also with vertical slot 431, described vertical slot 431 and interruption internal thread 432 are parts of bearing 401 and being connected with bearing 401 one.
The operating process of clamping device Q clamping work pieces W:
When jig arm 403 is in an open position (with reference to Fig. 4-2), first with hand, dial jig arm 403 90-degree rotations, then entangle the hex nut of bar 402 heads with box spanner S, rotate fast and/or move axially bar 402, interruption external screw thread 420 on bar 402 is by vertical slot 431 fast near being interrupted internal thread 432, and jig arm 403 arrives fast near workpiece W position (with reference to Fig. 4-3) from open position under the drive of bar 402; Continue swingle 402, interruption external screw thread 420 on bar 402 starts to screw togather with interruption internal thread 432, and start to be subject to being interrupted the constraint of internal thread 432, bar 402 is moving axially gradually by affix, jig arm 403 is from close workpiece W position arrival clamped position (with reference to Fig. 4-4) gradually under the drive of bar 402, and workpiece W is clamped.
Clamping device Q unclamps the operating process of workpiece W:
Jig arm 403 is (with reference to Fig. 4-4) when clamped position, entangle the hex nut of bar 402 heads with box spanner S, then swingle 402, interruption external screw thread 420 on bar 402 arrival vertical slot 431 places gradually, be interrupted the constraint that external screw thread 420 disengaging gradually is interrupted internal thread 432, from clamped position, arrival gradually is near workpiece W position (with reference to Fig. 4-3) under the drive of bar 402 for jig arm 403, and workpiece W is released; Continue to rotate fast and/or move axially bar 402, interruption external screw thread 420 on bar 402 leaves fast and is interrupted internal thread 432 by vertical slot 431 places, jig arm 403 is left fast from close workpiece W position under the drive of bar 402, dial jig arm 403 90-degree rotations with hand again, jig arm 403 arrives open position (with reference to Fig. 4-2).
In sum, because jig arm 403 is to move fast between near workpiece W position and open position, therefore the present invention makes clamping device Q save the operating time, improved operating efficiency.
In addition, the clamping device Q of the present embodiment is also with cover 404, this cover 404 can and/or move axially around the rotation of the axle center of bearing 401, jig arm 403 is same parts and one is connected with cover 404, so just can by overlap 404 rotations for example 90 degree make for example 90 degree of jig arm 403 rotation be beneficial to take out workpiece W so that clamping device Q abdicates larger space.
In addition, in the clamping device Q of the present embodiment, with synchronous axial moving mechanism E, the annular groove 406 on bar 402 and the pin 407 on cover 404, consist of, this pin 407 is inlayed and is fixedly connected with cover 404.Rotation and/or while moving axially bar 402, overlapping 404 will keep synchronizeing moving axially with bar 402 but not follow bar 402 rotations.
The 5th embodiment:
Fig. 5-1a shows the clamping device Q according to fifth embodiment of the invention to Fig. 5-4, this clamping device Q is fixed on and installs on soleplate T.The bearing 501 of clamping device Q is fixedly connected with (with reference to Fig. 5-1a) by screw 516 with keel 517,4 screw holes 515 are arranged on keel 517, utilize 4 screws (not shown) that insert above-mentioned screw hole 515 to be fixed on above-mentioned installation soleplate T.The workpiece W be placed on this installation soleplate T is clamped by above-mentioned clamping device Q.
The clamping device Q of this embodiment mainly is comprised of bearing 501, jig arm 503, bar 502 and clutch guide A.Jig arm 503 is positioned at outside bearing 501, for clamping work pieces W.One end of bar 502 is positioned at described bearing 501, and the other end is positioned at outside described bearing 501, and described bar 502 can and/or move axially around the rotation of the axle center of bar 502.Clutch guide A is positioned at described bearing 501, by initiative part B and guide portion C, formed, initiative part B namely is positioned at the finger head 522 (annotating: finger 520 and the contacted part of spin slot 532) of the finger 520 on bar 502, and finger 520 is parts and being fixedly connected with bar 502 independently; Guide portion C is the spin slot 532 on bearing 501, and adjacent place is also with vertical slot 531, and described vertical slot 531 and spin slot 532 are parts of bearing 501 and being connected with bearing 501 one.
The operating process of clamping device Q clamping work pieces W:
When jig arm 503 is in an open position (with reference to Fig. 5-2), entangle the hex nut of bar 502 heads with box spanner S, then rotate fast and/or move axially bar 502, finger head 522 on bar 502 is by vertical slot 531 fast near spin slot 532, and jig arm 503 arrives fast near workpiece W position (with reference to Fig. 5-3) from open position under the drive of bar 502; Continue swingle 502, finger head 522 on bar 502 arrives spin slot 532 places and starts to be subject to the constraint of spin slot 532, bar 502 is moving axially gradually by affix, jig arm 503 is from close workpiece W position arrival clamped position (with reference to Fig. 5-4) gradually under the drive of bar 502, and workpiece W is clamped.
Clamping device Q unclamps the operating process of workpiece W:
Jig arm 503 is (with reference to Fig. 5-4) when clamped position, entangle the hex nut of bar 502 heads with box spanner S, then swingle 502, finger head 522 on bar 502 arrival vertical slot 531 places gradually, the constraint of finger head 522 disengaging spin slot 532 gradually, from clamped position, arrival gradually is near workpiece W position (with reference to Fig. 5-3) under the drive of bar 502 for jig arm 503, and workpiece W is released; Continue rotate fast and/or move axially bar 502, the finger head 522 on bar 502 leaves spin slot 532 fast by vertical slot 531 places, and jig arm 503 arrives fast open position (with reference to Fig. 5-2) from close workpiece W position under the drive of bar 502.
In sum, because jig arm 503 is to move fast between near workpiece W position and open position, therefore the present invention makes clamping device Q save the operating time, improved operating efficiency.
In addition, the clamping device Q of the present embodiment is also with cover 504, this cover 504 can and/or move axially around the rotation of the axle center of bearing 501, jig arm 503 is same parts and one is connected with cover 504, so just can by overlap 504 rotations for example 90 degree make for example 90 degree of jig arm 503 rotation be beneficial to take out workpiece W so that clamping device Q abdicates larger space.
In addition, the cover 504 of the clamping device Q of the present embodiment is with spring 514, like this in the aforesaid operations process, after bar 502 also finally breaks away from the constraint of clutch guide A gradually, under the effect of spring force, cover 504 can move a segment distance fast, thereby makes the operation of clamping device Q become more quick and convenient.
In addition, in the clamping device Q of the present embodiment, with synchronous axial moving mechanism E, the annular groove 506 on bar 502 and the pin 507 on cover 504, consist of, this pin 507 is inlayed and is fixedly connected with cover 504.Rotation and/or while moving axially bar 502, overlapping 504 will keep synchronizeing moving axially with bar 502 but not follow bar 502 rotations.
In addition, the clamping device Q of the present embodiment is with rotation angle mechanism F.Rotation angle mechanism F is comprised of the groove 508 on bearing 501 and the pin 509 on cover 504.In the aforesaid operations process, the pin 509 overlapped on 504 is subject to guiding and the constraint of the groove 508 on bearing 501, is to be fixed and affined therefore overlap 504 movement locus, thereby makes to overlap 504 rotation and/or move axially convenient and controlled.
The 6th embodiment:
Fig. 6-1a shows the clamping device Q according to sixth embodiment of the invention to Fig. 6-4, this clamping device Q is fixed on and installs on soleplate T.3 open slots 618 (with reference to Fig. 6-1a) are arranged on the bearing 601 of clamping device Q and keel 617, utilize 3 screws (not shown) that insert above-mentioned 3 open slots 618 to be fixed on above-mentioned installation soleplate T.The workpiece W be placed on this installation soleplate T is clamped by above-mentioned clamping device Q.
The clamping device Q of this embodiment mainly is comprised of bearing 601, jig arm 603, bar 602 and clutch guide A.Jig arm 603 is positioned at outside bearing 601, for clamping work pieces W.One end of bar 602 is positioned at described bearing 601, and the other end is positioned at outside described bearing 601, and described bar 602 can and/or move axially around the rotation of the axle center of bar 602.Clutch guide A is positioned at described bearing 601, by initiative part B and guide portion C, formed, initiative part B namely is positioned at the spin slot 622 on bar 602, and adjacent place is also with plane 621, and described plane 621 and spin slot 622 are parts of bar 602 and being connected with bar 602 one; The plunger section 632 that guide portion C is the pin 630 on bearing 601 (annotate: sell 630 with the contacted part of spin slot 622), selling 630 is parts and being fixedly connected with bearing 601 independently.
The operating process of clamping device Q clamping work pieces W:
When jig arm 603 is in an open position (with reference to Fig. 6-2), first with hand, dial jig arm 603 90-degree rotations, then entangle the hex nut of bar 602 heads with box spanner S, rotate fast and/or move axially bar 602, spin slot 622 on bar 602 is by plane 621 fast near plunger section 632, and jig arm 603 arrives fast near workpiece W position (with reference to Fig. 6-3) from open position under the drive of bar 602; Continue swingle 602, spin slot 622 on bar 602 arrives plunger section 632 places and starts to be subject to the constraint of plunger section 632, bar 602 is moving axially gradually by affix, jig arm 603 is from close workpiece W position arrival clamped position (with reference to Fig. 6-4) gradually under the drive of bar 602, and workpiece W is clamped.
Clamping device Q unclamps the operating process of workpiece W:
Jig arm 603 is (with reference to Fig. 6-4) when clamped position, entangle the hex nut of bar 602 heads with box spanner S, then swingle 602, arrival plunger section 632 places gradually, plane 621 on bar 602, the constraint of spin slot 622 disengaging plunger section 632 gradually, from clamped position, arrival gradually is near workpiece W position (with reference to Fig. 6-3) under the drive of bar 602 for jig arm 603, and workpiece W is released; Continue to rotate fast and/or move axially bar 602, spin slot 622 on bar 602 leaves plunger section 632 fast, jig arm 603 is left fast from close workpiece W position under the drive of bar 602, then dials jig arm 603 90-degree rotations with hand, and jig arm 603 arrives open positions (with reference to Fig. 6-2).
In sum, because jig arm 603 is to move fast between near workpiece W position and open position, therefore the present invention makes clamping device Q save the operating time, improved operating efficiency.
In addition, the bar 602 of the clamping device Q of the present embodiment is with spring 612, like this in the aforesaid operations process, after bar 602 also finally breaks away from the constraint of clutch guide A gradually, under the effect of spring force, bar 602 can move axially a segment distance fast, thereby makes the operation of clamping device Q become more quick and convenient.
In addition, the clamping device Q of the present embodiment is also with cover 604, this cover 604 can and/or move axially around the rotation of the axle center of bearing 601, jig arm 603 is same parts and one is connected with cover 604, so just can by overlap 604 rotations for example 90 degree make for example 90 degree of jig arm 603 rotation be beneficial to take out workpiece W so that clamping device Q abdicates larger space.
In addition, in the clamping device Q of the present embodiment, with synchronous axial moving mechanism E, the annular groove 606 on bar 602 and the pin 607 on cover 604, consist of, this pin 607 is inlayed and is fixedly connected with cover 604.Rotation and/or while moving axially bar 602, overlapping 604 will keep synchronizeing moving axially with bar 602 but not follow bar 602 rotations.
By above to the description of structure and the operation principle of clamping device of the present invention; the person of ordinary skill in the field should be appreciated that; the present invention is not limited to the above-mentioned specific embodiment, adopts the improvement of techniques well known and substitute all to drop among protection scope of the present invention on basis of the present invention.

Claims (10)

1. a clamping device (Q), is characterized in that, includes:
Bearing (101; 201; 301; 401; 501; 601),
Jig arm (103; 203; 303; 403; 503; 603), this jig arm (103; 203; 303; 403; 503; 603) be positioned at bearing (101; 201; 301; 401; 501; 601) outside, for clamping work pieces (W),
Bar (102; 202; 302; 402; 502; 602), this bar (102; 202; 302; 402; 502; 602) a end is positioned at described bearing (101; 201; 301; 401; 501; 601) in, and the other end is positioned at described bearing (101; 201; 301; 401; 501; 601) outside, described bar (102; 202; 302; 402; 502; 602) can be around bar (102; 202; 302; 402; 502; 602) axle center rotates and/or moves axially, and
Clutch guide (A), this clutch guide (A) is positioned at described bearing (101; 201; 301; 401; 501; 601) in, initiative part (B) and guide portion (C), consist of, initiative part (B) is positioned at bar (102; 202; 302; 402; 502; 602) upper, can be part (220 independently; 520) part (222 on; 522) and with bar (202; 502) being fixedly connected with, can be also bar (102; 302; 402; 602) a part (120; 320; 420; 622) and with bar (102; 302; 402; 602) one is connected, and guide portion (C) can be part (130 independently; 230; 330; 630) part (132 on; 232; 332; 632), this part (130 independently; 230; 330; 630) with described bearing (101; 201; 301; 601) being connected, can be also described bearing (401; 501) a part (432; 532) and with bearing (401; 501) one is connected.
2. clamping device as claimed in claim 1 (Q), is characterized in that, one of described clutch guide (A) is following combining structure:
(1). described initiative part (B) is the shift fork (120) be positioned on bar (102), shift fork (120) is the part of bar (102) and being connected with bar (102) one, described guide portion (C) is the groove (132) on external thread piece (130), this external thread piece (130) is part independently, it is also with vertical slot (131) and external screw thread (135), vertical slot (131) and groove (132) are adjacent, in external screw thread (135) and bearing (101) with internal thread (105) form the screw thread mutually screwed togather and be flexibly connected;
(2). described initiative part (B) is the finger head (222) that is positioned at the finger (220) on bar (202), and finger (220) is part and being fixedly connected with bar (202) independently; Described guide portion (C) is the groove (232) on external thread piece (230), this external thread piece (230) is part independently, it is also with vertical slot (231) and external screw thread (235), vertical slot (231) and groove (232) are adjacent, in external screw thread (235) and bearing (201) with internal thread (205) form the screw thread mutually screwed togather and be flexibly connected;
(3). described initiative part is the screw be positioned on bar, screw is part and being fixedly connected with bar independently, described guide portion is the groove on external thread piece, this external thread piece is part independently, it is also with vertical slot and external screw thread, vertical slot and groove are adjacent, in external screw thread and bearing with internal thread form the screw thread mutually screwed togather and be flexibly connected;
(4). described initiative part (B) is the moving tooth (320) be positioned on bar (302), moving tooth (320) is the part of bar (302) and being connected with bar (302) one, described guide portion (C) is the groove (332) on external thread piece (330), this external thread piece (330) is part independently, it is also with vertical slot (331) and external screw thread (335), vertical slot (331) and groove (332) are adjacent, in external screw thread (335) and bearing (301) with internal thread (305) form the screw thread mutually screwed togather and be flexibly connected;
(5). described initiative part (B) is the interruption external screw thread (420) be positioned on bar (402), be interrupted external screw thread (420) and be the part of bar (402) and be connected with bar (402) one, described guide portion (C) is the interruption internal thread (432) be screwed with described interruption external screw thread (420) on bearing (401), be interrupted the adjacent place of internal thread (432) also with vertical slot (431), described vertical slot (431) and interruption internal thread (432) are the parts of bearing (401) and being connected with bearing (401) one;
(6). described initiative part is the shift fork be positioned on bar, and shift fork is the part of bar and being connected with the bar one, and described guide portion is the spin slot on bearing, and the adjacent place of spin slot is also with vertical slot, and described vertical slot and spin slot are the parts of bearing and being connected with the bearing one;
(7). described initiative part (B) is the finger head (522) that is positioned at the finger (520) on bar (502), and finger (520) is part and being fixedly connected with bar (502) independently; Described guide portion (C) is the spin slot (532) on bearing (501), the adjacent place of spin slot (532) is also with vertical slot (531), and described vertical slot (531) and spin slot (532) are the parts of bearing (501) and being connected with bearing (501) one;
(8). described initiative part is the screw be positioned on bar, and screw is part and being fixedly connected with bar independently, and described guide portion is the spin slot on bearing, and the adjacent place of spin slot is also with vertical slot, and described vertical slot and spin slot are the parts of bearing and being connected with the bearing one;
(9). described initiative part is the spin slot be positioned on bar, and the adjacent place of spin slot is also with plane, and described plane and spin slot are the parts of bar and being connected with the bar one, and described guide portion is the shift fork on bearing, and described shift fork is the part of bearing and being connected with the bearing one;
(10). described initiative part (B) is the spin slot (622) be positioned on bar (602), the adjacent place of spin slot (622) is also with plane (621), and described plane (621) and spin slot (622) are the parts of bar (602) and being connected with bar (602) one; Described guide portion (C) is the plunger section (632) of the pin (630) on bearing (601), and pin (630) is part and being fixedly connected with bearing (601) independently;
(11). described initiative part is the spin slot be positioned on bar, and the adjacent place of spin slot is also with plane, and described plane and spin slot are the parts of bar and being connected with the bar one, and described guide portion is the screw on bearing, and screw is part and being fixedly connected with bearing independently.
3. according to claim 1, it is characterized in that: described clamping device (Q) is with maintaining body (D).
4. according to claim 3, it is characterized in that: one of described maintaining body (D) is following structure:
(1). guide portion (C) and/or initiative part (B) are with inclined plane (133);
(2). guide portion and/or initiative part are with magnetic part.
5. according to claim 1, it is characterized in that: described clamping device (Q) is with cover (204; 304; 404; 504; 604), this cover (204; 304; 404; 504; 604) can be around described bearing (201; 301; 401; 501; 601) axle center rotates and/or moves axially described jig arm (203; 303; 403; 503; 603) with described cover (204; 304; 404; 504; 604) can be that same part and one are connected, can both be also respectively part and being mutually permanently connected independently.
6. according to claim 1 or 5, it is characterized in that: described bar (202; 602) and/or the cover (204; 304; 504) with spring (212; 612; 214; 314; 514).
7. according to claim 5, it is characterized in that: described clamping device (Q) is with rotation angle mechanism (F).
8. according to claim 7, it is characterized in that: one of rotation angle mechanism (F) is following combining structure:
(1). one of cover or bearing have groove, and another has fork, and this fork is connected with this another one;
(2). cover (204; 504) or bearing (201; Groove (208 one of 501) is arranged; 508), another has pin (209; 509), this pin (209; 509) inlay and be fixedly connected with this another;
(3). one of cover or bearing have groove, and another has screw, and another screw thread of this screw and this is fixedly connected with;
(4). cover or one of bearing have groove, and another has steel ball, and another inlays this steel ball and this and be fixedly connected with.
9. according to claim 5, it is characterized in that described bar (302; 402; 502; 602) and/or described cover (304; 404; 504; 604) with making bar (302; 402; 502; 602) with cover (304; 404; 504; 604) keep synchronous axially movable synchronous axial moving mechanism (E).
10. according to claim 5, it is characterized in that: described bar (202) and/or described cover (204) are with tracking mechanism (G).
CN201310463978.7A 2013-10-08 2013-10-08 A kind of clamping device Active CN103465200B (en)

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